Home / 26,506.85-39,760.25-6,785.37

Finding the Fourth Proportional to 26,506.85, 39,760.25 and 6,785.37

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Solution

The fourth proportional to 26,506.85, 39,760.25 and 6,785.37 is: 10,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506.85 : 39,760.25 = 6,785.37 : x
  2. Step 2: Convert to fraction form
    26,506.85/39,760.25 = 6,785.37/x
  3. Step 3: Cross multiply
    26,506.85x = 39,760.25 × 6,785.37
  4. Step 4: Simplify right side
    26,506.85x = 269,787,973.62
  5. Step 5: Solve for x
    x = 269,787,973.62/26,506.85
  6. Step 6: Final answer
    x = 10,178.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.